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        <title>Math Tests</title>
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            body {
                font-family: Arial, sans-serif;
                max-width: 21cm;
                margin: 24px auto;
                font: 12pt Arial, sans-serif;
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            table {
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            td {
                border-bottom: 1px solid #ddd;
                padding: 24px 4px;
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<td>4 + 1 + 8</td><td>7 + 3 - 2</td><td>8 + 8 - 5</td><td>9 + 3 + 6</td>
</tr>
<tr>
<td>9 + 4 - 6</td><td>2 + 6 + 4</td><td>5 + 6 + 7</td><td>2 + 2 + 5</td>
</tr>
<tr>
<td>7 - 2 + 8</td><td>2 + 5 + 9</td><td>1 + 4 - 5</td><td>1 + 3 + 1</td>
</tr>
<tr>
<td>8 + 4 + 2</td><td>3 + 8 - 1</td><td>1 + 4 + 7</td><td>8 - 2 - 2</td>
</tr>
<tr>
<td>2 + 9 + 4</td><td>9 + 2 + 6</td><td>8 + 8 - 3</td><td>3 + 6 - 3</td>
</tr>
<tr>
<td>4 + 5 + 5</td><td>2 + 6 + 9</td><td>5 + 5 - 8</td><td>2 + 4 - 1</td>
</tr>
<tr>
<td>4 + 8 - 5</td><td>9 + 7 + 3</td><td>3 - 2 + 9</td><td>9 - 3 + 5</td>
</tr>
<tr>
<td>9 - 6 + 4</td><td>3 + 3 - 2</td><td>5 + 8 - 7</td><td>3 + 5 + 8</td>
</tr>
<tr>
<td>1 + 2 + 8</td><td>1 + 9 + 7</td><td>2 + 5 - 6</td><td>9 + 7 + 1</td>
</tr>
<tr>
<td>8 + 6 - 4</td><td>7 + 8 - 5</td><td>7 + 9 + 1</td><td>6 - 5 + 8</td>
</tr>
<tr>
<td>1 + 8 - 4</td><td>4 + 1 + 8</td><td>4 + 7 + 6</td><td>6 + 2 + 6</td>
</tr>
<tr>
<td>1 + 6 - 4</td><td>7 - 2 + 4</td><td>5 + 4 + 9</td><td>3 + 2 - 2</td>
</tr>
<tr>
<td>7 - 4 + 4</td><td>8 + 9 + 8</td><td>1 + 1 + 7</td><td>8 + 3 - 9</td>
</tr>
<tr>
<td>9 + 8 - 6</td><td>6 + 9 - 7</td><td>5 - 1 + 3</td><td>4 - 1 - 1</td>
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<tr>
<td>4 + 2 + 6</td><td>6 - 1 + 9</td><td>5 + 1 - 4</td><td>5 + 3 + 1</td>
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